123315921

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{727}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 182617344

約数和(自身を除く): 59301423

約数列:

[1, 3, 9, 47, 141, 401, 423, 727, 1203, 2181, 3609, 6543, 18847, 34169, 56541, 102507, 169623, 291527, 307521, 874581, 2623743, 13701769, 41105307, 123315921]

約数ペア:

[(1, 123315921), (3, 41105307), (9, 13701769), (47, 2623743), (141, 874581), (401, 307521), (423, 291527), (727, 169623), (1203, 102507), (2181, 56541), (3609, 34169), (6543, 18847)]